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1 | /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * |
2 | * Mupen64plus - profile.c * |
3 | * Mupen64Plus homepage: http://code.google.com/p/mupen64plus/ * |
4 | * Copyright (C) 2012 CasualJames * |
5 | * Copyright (C) 2002 Hacktarux * |
6 | * * |
7 | * This program is free software; you can redistribute it and/or modify * |
8 | * it under the terms of the GNU General Public License as published by * |
9 | * the Free Software Foundation; either version 2 of the License, or * |
10 | * (at your option) any later version. * |
11 | * * |
12 | * This program is distributed in the hope that it will be useful, * |
13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of * |
14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * |
15 | * GNU General Public License for more details. * |
16 | * * |
17 | * You should have received a copy of the GNU General Public License * |
18 | * along with this program; if not, write to the * |
19 | * Free Software Foundation, Inc., * |
20 | * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. * |
21 | * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */ |
22 | |
23 | #ifdef PROFILE |
24 | #include "r4300.h" |
25 | |
26 | #include "api/m64p_types.h" |
27 | #include "api/callbacks.h" |
28 | |
29 | static long long int time_in_section[5]; |
30 | static long long int last_start[5]; |
31 | |
32 | #if defined(WIN32) && !defined(__MINGW32__) |
33 | // timing |
34 | #include <windows.h> |
35 | static long long int get_time(void) |
36 | { |
37 | LARGE_INTEGER counter; |
38 | QueryPerformanceCounter(&counter); |
39 | return counter.QuadPart; |
40 | } |
41 | static long long int time_to_nsec(long long int time) |
42 | { |
43 | static LARGE_INTEGER freq = { 0 }; |
44 | if (freq.QuadPart == 0) |
45 | QueryPerformanceFrequency(&freq); |
46 | return time * 1000000000 / freq.QuadPart; |
47 | } |
48 | |
49 | #else /* Not WIN32 */ |
50 | // timing |
51 | #include <time.h> |
52 | static long long int get_time(void) |
53 | { |
54 | struct timespec ts; |
55 | clock_gettime(CLOCK_MONOTONIC, &ts); |
56 | return (long long int)ts.tv_sec * 1000000000 + ts.tv_nsec; |
57 | } |
58 | static long long int time_to_nsec(long long int time) |
59 | { |
60 | return time; |
61 | } |
62 | #endif |
63 | |
64 | void start_section(int section_type) |
65 | { |
66 | last_start[section_type] = get_time(); |
67 | } |
68 | |
69 | void end_section(int section_type) |
70 | { |
71 | long long int end = get_time(); |
72 | time_in_section[section_type] += end - last_start[section_type]; |
73 | } |
74 | |
75 | void refresh_stat() |
76 | { |
77 | long long int curr_time = get_time(); |
78 | if(time_to_nsec(curr_time - last_start[ALL_SECTION]) >= 2000000000) |
79 | { |
80 | time_in_section[ALL_SECTION] = curr_time - last_start[ALL_SECTION]; |
81 | DebugMessage(M64MSG_INFO, "gfx=%f%% - audio=%f%% - compiler=%f%%, idle=%f%%", |
82 | 100.0 * (double)time_in_section[GFX_SECTION] / time_in_section[ALL_SECTION], |
83 | 100.0 * (double)time_in_section[AUDIO_SECTION] / time_in_section[ALL_SECTION], |
84 | 100.0 * (double)time_in_section[COMPILER_SECTION] / time_in_section[ALL_SECTION], |
85 | 100.0 * (double)time_in_section[IDLE_SECTION] / time_in_section[ALL_SECTION]); |
86 | DebugMessage(M64MSG_INFO, "gfx=%llins - audio=%llins - compiler %llins - idle=%llins", |
87 | time_to_nsec(time_in_section[GFX_SECTION]), |
88 | time_to_nsec(time_in_section[AUDIO_SECTION]), |
89 | time_to_nsec(time_in_section[COMPILER_SECTION]), |
90 | time_to_nsec(time_in_section[IDLE_SECTION])); |
91 | time_in_section[GFX_SECTION] = 0; |
92 | time_in_section[AUDIO_SECTION] = 0; |
93 | time_in_section[COMPILER_SECTION] = 0; |
94 | time_in_section[IDLE_SECTION] = 0; |
95 | last_start[ALL_SECTION] = curr_time; |
96 | } |
97 | } |
98 | |
99 | #endif |
100 | |